Most of the bats found in Delta are important for farming because they consume crop pests as a normal part of their diets. Bats are the main nighttime slayer of insects, consuming 100 to 600 bugs per hour. Different species of bats prefer different insects, from mosquitoes to crop insects. Use these tips to invite them to your place:
1) Build a house of plywood or cedar will make an excellent choice for construction. Instructions can be found on line for: how high the bat house should be placed and protecting bats from natural predators.
2) Cultivate natural habitats such as ponds and wetlands.
3) Old wooden barns are perfect bat habitats. The wood is naturally worn, making it easy for bats to traverse.
4) Bats are adaptable and will roost in hollow trees.
https://www.linkedin.com/pulse/bats-natures-pest-control-randy-bilesky?published=t
http://www.delta-optimist.com/opinion/blogs/blog-the-best-organics-to-buy-1.2309322